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Re: st: Mkmat doesn't seem to store the observation values correctly?


From   Nick Cox <njcoxstata@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Mkmat doesn't seem to store the observation values correctly?
Date   Sun, 21 Oct 2012 11:41:25 +0100

I can't say. You'd need an explanation of how

r1       8
r2       9
r3       2
r4       1
r5       5
r6       4
r7       7
r8       3
r9       6

relates to what you think you imported given precisely how you
imported it (there are several ways to do that).

On Sun, Oct 21, 2012 at 11:31 AM, Tim Streibel <Tim.Streibel@gmx.de> wrote:
> You're right, when I input the values as you did, it perfectly works. My variable name was correct, could it be a problem that I imported the data from Excel?
> Thanks a lot!
>
> -------- Original-Nachricht --------
>> Datum: Sun, 21 Oct 2012 11:15:49 +0100
>> Von: Nick Cox <njcoxstata@gmail.com>
>> An: statalist@hsphsun2.harvard.edu
>> Betreff: Re: st: Mkmat doesn\'t seem to store the observation values correctly?
>
>> I don't know why you thought that. I can't reproduce your problem.
>> Check your variable names carefully.
>>
>> . input Ticker
>>
>>         Ticker
>>   1.   441235
>>   2.      463
>>   3.    13212
>>   4.     1213
>>   5.      321
>>   6.      212
>>   7.      346
>>   8.     1322
>>   9.     3434
>>  10. end
>>
>> . l
>>
>>      +--------+
>>      | Ticker |
>>      |--------|
>>   1. | 441235 |
>>   2. |    463 |
>>   3. |  13212 |
>>   4. |   1213 |
>>   5. |    321 |
>>      |--------|
>>   6. |    212 |
>>   7. |    346 |
>>   8. |   1322 |
>>   9. |   3434 |
>>      +--------+
>>
>> . mkmat Ticker, matrix(X)
>>
>> . mat li X
>>
>> X[9,1]
>>     Ticker
>> r1  441235
>> r2     463
>> r3   13212
>> r4    1213
>> r5     321
>> r6     212
>> r7     346
>> r8    1322
>> r9    3434
>>
>>
>> On Sun, Oct 21, 2012 at 11:05 AM, Tim Streibel <Tim.Streibel@gmx.de>
>> wrote:
>> > Sorry, I thought it would be clear that the values are just different
>> >
>> >  list Ticker
>> >
>> >      +--------+
>> >      | Ticker |
>> >      |--------|
>> >   1. | 441235 |
>> >   2. |    463 |
>> >   3. |  13212 |
>> >   4. |   1213 |
>> >   5. |    321 |
>> >      |--------|
>> >   6. |    212 |
>> >   7. |    346 |
>> >   8. |   1322 |
>> >   9. |   3434 |
>> >
>> > variable type: long
>> >
>> > Do you need any other information?
>> >
>> > -------- Original-Nachricht --------
>> >> Datum: Sun, 21 Oct 2012 10:50:22 +0100
>> >> Von: Nick Cox <njcoxstata@gmail.com>
>> >> An: statalist@hsphsun2.harvard.edu
>> >> Betreff: Re: st: Mkmat doesn\'t seem to store the observation values
>> correctly?
>> >
>> >> You don't show us your original variable, so we can't see any grounds
>> >> for your claim.
>> >>
>> >> Nick
>> >>
>> >> On Sun, Oct 21, 2012 at 9:44 AM, Tim Streibel <Tim.Streibel@gmx.de>
>> wrote:
>> >> > First of all, I am sure that mkmat stores the values correctly, but I
>> >> dont know in which way it stores them.
>> >> >
>> >> > All I want to do is creating a matrix from a variable of my dataset
>> >> (even only 1xT format). However if I use mkmat, matrix list does not
>> yield the
>> >> original values of my variable (as you can see below). Since I would
>> like
>> >> to do some calculations with the created matrix, I would like to check
>> >> whether the matrix contains the correct values.
>> >> >
>> >> >
>> >> > mkmat Ticker, matrix(X)
>> >> >
>> >> > . matrix list X
>> >> >
>> >> > X[9,1]
>> >> >     Ticker
>> >> > r1       8
>> >> > r2       9
>> >> > r3       2
>> >> > r4       1
>> >> > r5       5
>> >> > r6       4
>> >> > r7       7
>> >> > r8       3
>> >> > r9       6
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